11301242144123 has 4 divisors (see below), whose sum is σ = 11373224578320. Its totient is φ = 11229259709928.

The previous prime is 11301242144099. The next prime is 11301242144189. The reversal of 11301242144123 is 32144124210311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11301242144123 - 2¹⁶ = 11301242078587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11301292144123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35991216863 + ... + 35991217176.

It is an arithmetic number, because the mean of its divisors is an integer number (2843306144580).

Almost surely, 2^{11301242144123} is an apocalyptic number.

11301242144123 is a deficient number, since it is larger than the sum of its proper divisors (71982434197).

11301242144123 is an equidigital number, since it uses as much as digits as its factorization.

11301242144123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71982434196.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 11301242144123 its reverse (32144124210311), we get a palindrome (43445366354434).

The spelling of 11301242144123 in words is "eleven trillion, three hundred one billion, two hundred forty-two million, one hundred forty-four thousand, one hundred twenty-three".